The first transgenic cow produced human protein in its milk. Which protein was it?

Transgenic animals are developed by

Transgenic models exist for which of the following human diseases:
$(a)$ Cancer $(b)$ Cystic fibrosis $(c)$ Rheumatoid arthritis $(d)$ Alzheimer's disease $(e)$ Emphysema

Select the incorrect pair.

Animals that have had their $DNA$ manipulated to possess and express an extra gene are known as

Transgenic animals are those which have foreign